19430505

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{9187}}^1$

素因数の和:9245

約数の個数: 24

約数和(自身を含む): 34399872

約数和(自身を除く): 14969367

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 9187, 27561, 45935, 82683, 137805, 413415, 431789, 1295367, 2158945, 3886101, 6476835, 19430505]

約数ペア:

[(1, 19430505), (3, 6476835), (5, 3886101), (9, 2158945), (15, 1295367), (45, 431789), (47, 413415), (141, 137805), (235, 82683), (423, 45935), (705, 27561), (2115, 9187)]